Vent Arrangements TRIZ Cases

Structural members inside the battery pack double as vent paths, channeling cell gases outward to relieve pressure without uncontrolled discharge.

Segmented gas discharge holes and pressure-managing partitions help a battery insulating plate release hot gas without rupturing.

An external gas adsorbing unit treats battery housing gases before venting, reducing leakage risk and keeping adsorbent heat away from cells.

A detachable venting member releases battery pack gases through the housing outlet while preserving sealing and simplifying replacement.

A gas-permeable membrane and outer pressure valve vent battery housing pressure while blocking water ingress and protecting internal components.

A ducted support member and recessed side plate speed gas flow to the pressure relief mechanism during thermal runaway without sacrificing cell capacity.

Overlapping vent walls and a heat-deforming blocker discharge battery gases while stopping oxygen inflow to limit fire spread.

Interstitial flow paths between stopper portions let battery-pack gas exhaust at threshold pressure while limiting pressure loss and reverse flow.

A barrier-defined exhaust channel preserves cell venting while an adhesive filling layer bonds the cell to the casing for higher pack strength.

A dual-region resin member around the battery terminal balances heat resistance and impact durability to reduce breakage and short-circuit risk.

A heat-resistant sheet over the battery cover hole blocks incoming hot substances while preserving pressure relief and explosion-proof venting.

A vent shield channel redirects pressurized battery cell gases away from the PCB, absorbing heat and flow energy before module exhaust.

A heat-resistant sheet with a weak portion opens a relief channel while blocking hot substances that can trigger thermal runaway propagation.

A separated collection chamber and thermal management layer cool and vent cell emissions to limit pressure buildup and short-circuit risk.

A crimped housing, gasket, and plate spring vent internal pouch-battery gas to regulate pressure and prevent damage.

An insulated end cap keeps the pressure relief boss below the outer surface to avoid wire harness stress and improve battery reliability.

An anti-venting tool fixes pouch-case corners to suppress gas-driven venting, improving battery stability and lifespan at high temperature.

A U-shaped shield covers battery vents and redirects hot gas and flames downward to limit thermal diffusion and protect vehicle passengers.

Thermally conductive resin improves battery pack cooling, while a protruding cell-frame feature keeps electrode vent openings clear for safe pressure release.

A narrowed vent-inducing seal and LLDPE vent member guide battery gas release during thermal propagation while preserving normal sealing.

A weak region placed at least 3 mm from the weld seam preserves burst pressure and enables timely battery cell pressure relief.

A compressed weld seam forms an explosion-proof recess that vents battery gas without a top-cap valve, cutting parts and manufacturing cost.

Rising internal gas pressure separates the case lid and body to create a vent path while staying coupled, reducing exhaust complexity and cost.

Dual-stage vent filtration captures coarse and fine battery particles, limiting clogging and ignition risk while allowing reactive gases to vent safely.

A lead film with a gas discharge guiding unit vents rising cell pressure through a defined path while preserving airtight sealing against moisture.

A two-chamber vent with an internal calibrated valve equalizes VRLA cell pressure, contains electrolyte leakage, and extends battery life.

An arc-shaped vent hole in a battery top cover speeds gas release while blocking liquid ingress that could trigger external short-circuits.

A gas-permeable membrane and sliding relief valve vent battery pressure while blocking electrolyte leakage from the top cover assembly.

A metallic thermal shield deflects vent gases and heat, letting battery pack electrical components sit above cell vent ends without damage.

A dual-strength cover opens above gas-discharge valves while staying intact over electrode terminals to limit short-circuit risk.

A protruding vent member opens before the sealant resin at high temperature, directing battery gas release to limit pressure buildup and fire risk.

An oxidant-filled plenum treats battery fault vapors by oxidizing and diluting flammable gases before controlled release.

Selective high-rate charging above the minimum-length SOC restores NiMH positive electrode capacity while avoiding valve opening and electrolyte loss.

A pressure-sensitive switch powers battery housing sensing only after a pressure threshold, enabling thermal runaway detection while limiting drain.

A threshold-opening valve lets fire-fighting medium enter a sealed battery box during thermal runaway while also relieving internal pressure.

Under-pressure exhaust ducting removes thermal runaway gases from battery cubicles while preventing leakage into the battery room.

A deformable valve sleeve opens a gas path only at elevated pressure, relieving slow gas buildup while preserving battery sealing.

A weakened thermal management component channels cell vent emissions into a collection chamber, limiting shorts and damage in the electrical chamber.

An insulating coating on the cap connector blocks pressure relief piece reconnection after washer melting, improving battery short-circuit safety.

Multi-surface vents and a mesh cover discharge heat, gas, and flames from a battery module to limit propagation and protect adjacent modules.

A localized inorganic coating on the cap connector maintains insulation after washer melting, blocking pressure-relief reconnection in short circuits.

Carbon fiber channels route heat and failure gases from eVTOL battery packs to outlet vents, limiting thermal runaway and cabin gas buildup.

Directional venting combines a pressure-triggered burst vent and gas-selective layer to manage battery module gases and prevent rupture.

A boss-recess interlock secures the upper plastic member on a battery top cover, preventing lateral movement while keeping the assembly thin and durable.

A thermal fuse placed in the battery gas guide path detects hot cell venting through the voltage sensing circuit, cutting cost and added sensors.

Bottom-side vent and terminal placement diverts thermal runaway gas away from the top cover and passenger compartment while preserving battery pack space.

A multi-directional venting path and perpendicular filters discharge thermal runaway gases and flames without enlarging the battery module.

A spaced membrane support and separation lattice retain hot particles during battery venting while limiting pressure loss and blocking liquid ingress.